Veritas-bu

[Veritas-bu] Average backup time

2003-03-24 16:58:51
Subject: [Veritas-bu] Average backup time
From: Don.OShea AT emergis DOT com (O'Shea, Don)
Date: Mon, 24 Mar 2003 16:58:51 -0500
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I'd love to have fibre at least. I really need to talk to management. :-)

-----Original Message-----
From: Quarantine [mailto:Quarantine AT GSCCCA DOT ORG]
Sent: Monday, March 24, 2003 16:35
To: 'Wayne T. Smith'; Veritas-Bu (E-mail)
Subject: RE: [Veritas-bu] Average backup time


The large files never leave 1GB fibre channel.  I'd love to make it go
faster.  :-)

Matt

-----Original Message-----
From: Wayne T. Smith [mailto:WTSmith AT MAINE DOT EDU] 
Sent: Monday, March 24, 2003 4:30 PM
To: Veritas-Bu (E-mail)
Subject: Re: [Veritas-bu] Average backup time


Quarantine wrote, in part:
> And what kind of files?  Average file size?  Just as a point of 
> reference, I can back up >1 GB per minute with a similar master server and
STK9840B tape drives.  
> This is for very large compacted files, of course.  For normal generic 
> server backups, I usually see 600-1200KB/sec.

1 GB/min = 135 Mb/sec ... not bad on a 100Mb pipe :-)

1200KB/sec = 9 Mb/sec ... not using much of a 100Mb pipe :-(

cheers, wayne
-- 
Wayne T. Smith -- WTS AT Maine DOT edu
University of Maine System -- UNET -- Systems Software Analyst

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